refactor: fix tty sessions losing paths for env vars

features/home-env.nix

@@ -0,0 +1,47 @@
+{
+  config,
+  lib,
+  pkgs,
+  osConfig,
+  ...
+}:
+let
+  home = config.home.homeDirectory;
+  isLinux = pkgs.stdenv.hostPlatform.isLinux;
+  runtimeDir = "/run/user/${toString osConfig.users.users.${config.home.username}.uid}";
+
+  vars = {
+    XDG_CACHE_HOME = "${home}/.cache";
+    XDG_CONFIG_HOME = "${home}/.config";
+    XDG_DATA_HOME = "${home}/.local/share";
+    XDG_STATE_HOME = "${home}/.local/state";
+
+    ANDROID_USER_HOME = "${home}/.local/share/android";
+    AZURE_CONFIG_DIR = "${home}/.local/share/azure";
+
+    NPM_CONFIG_INIT_MODULE = "${home}/.config/npm/config/npm-init.js";
+    NPM_CONFIG_CACHE = "${home}/.cache/npm";
+
+    _JAVA_OPTIONS = "-Djava.util.prefs.userRoot=${home}/.config/java";
+
+    PYTHON_HISTORY = "${home}/.local/state/python_history";
+
+    HISTFILE = "${home}/.local/state/bash/history";
+
+    DOTNET_ROOT = "${pkgs.dotnet-sdk}/share/dotnet";
+    DOTNET_CLI_HOME = "${home}/.local/share/dotnet";
+
+    GTK2_RC_FILES = "${home}/.config/gtk-2.0/gtkrc";
+
+    WINEPREFIX = "${home}/.local/share/wine";
+  };
+
+  linuxVars = {
+    NPM_CONFIG_TMP = "${runtimeDir}/npm";
+  };
+in
+{
+  home.sessionVariables = vars // lib.optionalAttrs isLinux linuxVars;
+
+  systemd.user.sessionVariables = lib.mkIf isLinux (vars // linuxVars);
+}